As per an example URL shortened here:
What is the displayed 2D barcode for (copied here):
As per an example URL shortened here: http://goo.gl/info/kW1c#week What is the displayed 2D barcode
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As per an example URL shortened here:
What is the displayed 2D barcode for (copied here):
It’s actually a 2D barcode, and it is a QR code. It is meant to print on stickers and what not to read with your cell phone camera.
http://en.wikipedia.org/wiki/QR_Code